Two vessels contain milk mixed with water in the ratio 7:3 and 6:5 . The quantity of milk solution (in litres) from the first vessel to be mixed with 33 litres from the second so that the ratio of milk and water becomes 46:27 is?
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OpenStudy (anonymous):
@ajprincess @apoorvk @amistre64
OpenStudy (anonymous):
@satellite73
OpenStudy (phi):
ratio of 7:3 mean 7/10 of the solution is milk
we have 0.7 x + 6*33/11 = 46y/73
also x+33= y
solve for x
OpenStudy (anonymous):
40?
OpenStudy (phi):
that is what I got
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OpenStudy (anonymous):
The options 35 40 45 50
OpenStudy (anonymous):
40 :P
OpenStudy (anonymous):
@phi since there r two unknown variable how will we solve it
OpenStudy (phi):
you have 2 equations. the 2nd is x+33= y (the amount of the 1st solution plus 33 liters from the second solution add up to a total of y)
OpenStudy (anonymous):
@phi how x+33= y???
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OpenStudy (phi):
The quantity of milk solution (in litres) from the first vessel (CALL THIS X) to be mixed with 33 litres from the second
so
X+33= Y (Y is the 2nd unknown)